Work Progresses on Giant Telescope in Chile's Atacama Desert
CERRO ARMAZONES, Chile (Reuters) - Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as ...
National Geographic news3 个月
Hubble Space Telescope
Explore these orbiting pioneers and learn what they've discovered. 3 min read The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of ...